Pith Number

pith:DHGNJJB6

pith:2016:DHGNJJB6ONNNNMOJSP3EJY5OJ2

not attested not anchored not stored refs pending

Homotopy equivalence between Voronoi medusa and Delaunay medusa

Michael Kerber, Siddharth Pritam

arxiv:1604.03302 v2 · 2016-04-12 · cs.CG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DHGNJJB6ONNNNMOJSP3EJY5OJ2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:16:59.193809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19ccd4a43e735ad6b1c993f644e3ae4eb3050cfeaa7cffe8f3586b163f87b283

Aliases

arxiv: 1604.03302 · arxiv_version: 1604.03302v2 · doi: 10.48550/arxiv.1604.03302 · pith_short_12: DHGNJJB6ONNN · pith_short_16: DHGNJJB6ONNNNMOJ · pith_short_8: DHGNJJB6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/DHGNJJB6ONNNNMOJSP3EJY5OJ2 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 19ccd4a43e735ad6b1c993f644e3ae4eb3050cfeaa7cffe8f3586b163f87b283

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f4b01de4a4e7c0a7faeafa6570bf8538f83e0eb48022339a4a18798170ba954",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2016-04-12T08:45:43Z",
    "title_canon_sha256": "a135d1e26587eb7fad9dcf62eb0094ce873e6949ae26aa22dd1e369b5e23f7f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03302",
    "kind": "arxiv",
    "version": 2
  }
}